Scientific Calculator Decimal for scientists, engineers, teachers, and students. Symbols can be entered by clicking buttons and/or using keyboard and num pad. Calculation history can be stored into text file and printed.

Prime Numbers does a search for primes and it decomposes any number into primes.

Prime Numbers application can do a fast search for prime numbers in a given range or check numbers one by one and also it decomposes any number into primes. Working with large numbers is faster under 64bit operating system.